2017 mining spherical button drill bits for YT rock drill

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2017 mining spherical button drill bits for YT rock drill image

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2017 mining spherical button drill bits for YT rock drill Details

Bearing number:7318B
Size (mm):90x190x43
Bore Diameter (mm):90
Outer Diameter (mm):190
Width (mm):43
d:90 mm
D:190 mm
B:43 mm
C:43 mm
Angle (α):40 °
a:80,5 mm
r min.:3 mm
r1 min.:1,1 mm
da min.:104 mm
db min:97 mm
ra max.:2,5 mm
Weight:5,16 Kg
Basic dynamic load rating (C):156 kN
Basic static load rating (C0):135 kN
(Grease) Lubrication Speed:3 400 r/min
Contact angle α:40 °
rs min:3 mm
r1s min:1.1 mm
Mass:5.16 kg
Dynamic load, C:156 kN
Static load, C0:135 kN
Fatigue limit load, Cu:5.2 kN
Nlim (oil):4,500 rpm
Nlim (grease):3,400 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.41 Hz
Characteristic rolling element frequency, BSF:4.28 Hz
Characteristic outer ring frequency, BPF0:4.96 Hz
Characteristic inner ring frequency, BPFI:7.04 Hz
da min:104 mm
Da max:176 mm
Db max:183 mm
r1a max:1 mm
ra max:2.5 mm
Category:Angular Contact Ball Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:5.11
Product Group:B00308
Enclosure:Open
Flush Ground:No
Rolling Element:Ball Bearing
Number of Rows of Balls:Single Row
Precision Class:ABEC 1 | ISO P0
Maximum Capacity / Filling Slot:No
Snap Ring:No
Cage Material:Steel
Contact Angle:40 Degree
Internal Clearance:C0-Medium
Number of Bearings:1 (Single)
Inch - Metric:Metric
Long Description:90MM Bore; 190MM Outside Diameter; 43MM Width; Open; No Flush Ground; Ball Bearing; Single Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring
UNSPSC:31171531
Harmonized Tariff Code:8482.10.50.28
Noun:Bearing
Keyword String:Angular Contact
Manufacturer Item Number:7318B
Weight / LBS:11.249
Bore:3.543 Inch | 90 Millimeter
Width:1.693 Inch | 43 Millimeter
Outside Diameter:7.48 Inch | 190 Millimeter
bore diameter::90 mm
radial static load capacity::135000 N
outside diameter::190 mm
operating temperature range::-40 to 120 ºC
overall width::43 mm
cage material::Steel
contact angle::40 °
outer ring width::43 mm
row type & fill slot::Single-Row Non-Fill Slot
maximum rpm::4500 rpm
internal clearance::C0
finish/coating::Uncoated
bore type::Round
precision rating::ISO Class 0
closure type::Open
fillet radius::3 mm
snap ring included::Without Snap Ring
series::73B
bearing material::High Carbon Chrome Steel
weight::5.090 kg
radial dynamic load capacity::156000 N
manufacturer product page::Click here

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2017 mining spherical button drill bits for YT rock drill Details

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